package com.liang.socketdemo2;


import java.io.IOException;
import java.net.DatagramPacket;
import java.net.InetAddress;
import java.net.MulticastSocket;

public class serverDemo {
    public static void main(String[] args) throws IOException {
        MulticastSocket ms = new MulticastSocket(10000);

        DatagramPacket dp = new DatagramPacket(new byte[1024],1024);

        ms.joinGroup(InetAddress.getByName("224.0.1.1"));

        ms.receive(dp);
        byte[] data = dp.getData();
        int length = dp.getLength();

        System.out.println(new String(data,0,length));
    }
}
